Home / 74,285.05-111,369.24-50,840.41

Finding the Fourth Proportional to 74,285.05, 111,369.24 and 50,840.41

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Solution

The fourth proportional to 74,285.05, 111,369.24 and 50,840.41 is: 76,220.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,285.05 : 111,369.24 = 50,840.41 : x
  2. Step 2: Convert to fraction form
    74,285.05/111,369.24 = 50,840.41/x
  3. Step 3: Cross multiply
    74,285.05x = 111,369.24 × 50,840.41
  4. Step 4: Simplify right side
    74,285.05x = 5,662,057,822.99
  5. Step 5: Solve for x
    x = 5,662,057,822.99/74,285.05
  6. Step 6: Final answer
    x = 76,220.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.